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Fair Value Measurements (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis - Fair Value, Recurring [Member] - Reported Value Measurement [Member] - USD ($)
$ in Thousands
Sep. 30, 2021
Dec. 31, 2020
Redeemable Preferred Stock [Member]    
Fair Value Measurements (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]    
Derivative liability $ 17,075 $ 8,062
Fair Value, Inputs, Level 1 [Member] | Redeemable Preferred Stock [Member]    
Fair Value Measurements (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]    
Derivative liability 0 0
Fair Value, Inputs, Level 2 [Member] | Redeemable Preferred Stock [Member]    
Fair Value Measurements (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]    
Derivative liability 0 0
Fair Value, Inputs, Level 3 [Member] | Redeemable Preferred Stock [Member]    
Fair Value Measurements (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]    
Derivative liability 17,075 8,062
3.25% Convertible Senior Notes Due 2023 [Member]    
Fair Value Measurements (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]    
Derivative liability 182 34,134
3.25% Convertible Senior Notes Due 2023 [Member] | Fair Value, Inputs, Level 1 [Member]    
Fair Value Measurements (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]    
Derivative liability 0 0
3.25% Convertible Senior Notes Due 2023 [Member] | Fair Value, Inputs, Level 2 [Member]    
Fair Value Measurements (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]    
Derivative liability 0 0
3.25% Convertible Senior Notes Due 2023 [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value Measurements (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]    
Derivative liability $ 182 $ 34,134